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path: root/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c
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Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c')
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c237
1 files changed, 237 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c
new file mode 100644
index 000000000000..ba1946a0280e
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c
@@ -0,0 +1,237 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009-2010 Realtek Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called LICENSE.
+ *
+ * Contact Information:
+ * wlanfae <wlanfae@realtek.com>
+ * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
+ * Hsinchu 300, Taiwan.
+ *
+ * Larry Finger <Larry.Finger@lwfinger.net>
+ *
+ *****************************************************************************/
+
+#include "../wifi.h"
+#include "../pci.h"
+#include "reg.h"
+#include "led.h"
+
+static void _rtl8821ae_init_led(struct ieee80211_hw *hw,
+ struct rtl_led *pled,
+ enum rtl_led_pin ledpin)
+{
+ pled->hw = hw;
+ pled->ledpin = ledpin;
+ pled->ledon = false;
+}
+
+void rtl8821ae_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled)
+{
+ u8 ledcfg;
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+ RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD,
+ "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pled->ledpin);
+
+ switch (pled->ledpin) {
+ case LED_PIN_GPIO0:
+ break;
+ case LED_PIN_LED0:
+ ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
+ ledcfg &= ~BIT(6);
+ rtl_write_byte(rtlpriv,
+ REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5));
+ break;
+ case LED_PIN_LED1:
+ ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);
+ rtl_write_byte(rtlpriv, REG_LEDCFG1, ledcfg & 0x10);
+ break;
+ default:
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
+ "switch case not process\n");
+ break;
+ }
+ pled->ledon = true;
+}
+
+void rtl8812ae_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled)
+{
+ u16 ledreg = REG_LEDCFG1;
+ u8 ledcfg = 0;
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+ switch (pled->ledpin) {
+ case LED_PIN_LED0:
+ ledreg = REG_LEDCFG1;
+ break;
+
+ case LED_PIN_LED1:
+ ledreg = REG_LEDCFG2;
+ break;
+
+ case LED_PIN_GPIO0:
+ default:
+ break;
+ }
+
+ RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD,
+ "In SwLedOn, LedAddr:%X LEDPIN=%d\n",
+ ledreg, pled->ledpin);
+
+ ledcfg = rtl_read_byte(rtlpriv, ledreg);
+ ledcfg |= BIT(5); /*Set 0x4c[21]*/
+ ledcfg &= ~(BIT(7) | BIT(6) | BIT(3) | BIT(2) | BIT(1) | BIT(0));
+ /*Clear 0x4c[23:22] and 0x4c[19:16]*/
+ rtl_write_byte(rtlpriv, ledreg, ledcfg); /*SW control led0 on.*/
+ pled->ledon = true;
+}
+
+void rtl8821ae_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
+ u8 ledcfg;
+
+ RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD,
+ "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pled->ledpin);
+
+ ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
+
+ switch (pled->ledpin) {
+ case LED_PIN_GPIO0:
+ break;
+ case LED_PIN_LED0:
+ ledcfg &= 0xf0;
+ if (pcipriv->ledctl.led_opendrain) {
+ ledcfg &= 0x90; /* Set to software control. */
+ rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg|BIT(3)));
+ ledcfg = rtl_read_byte(rtlpriv, REG_MAC_PINMUX_CFG);
+ ledcfg &= 0xFE;
+ rtl_write_byte(rtlpriv, REG_MAC_PINMUX_CFG, ledcfg);
+ } else {
+ ledcfg &= ~BIT(6);
+ rtl_write_byte(rtlpriv, REG_LEDCFG2,
+ (ledcfg | BIT(3) | BIT(5)));
+ }
+ break;
+ case LED_PIN_LED1:
+ ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);
+ ledcfg &= 0x10; /* Set to software control. */
+ rtl_write_byte(rtlpriv, REG_LEDCFG1, ledcfg|BIT(3));
+ break;
+ default:
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
+ "switch case not process\n");
+ break;
+ }
+ pled->ledon = false;
+}
+
+void rtl8812ae_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
+{
+ u16 ledreg = REG_LEDCFG1;
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
+
+ switch (pled->ledpin) {
+ case LED_PIN_LED0:
+ ledreg = REG_LEDCFG1;
+ break;
+
+ case LED_PIN_LED1:
+ ledreg = REG_LEDCFG2;
+ break;
+
+ case LED_PIN_GPIO0:
+ default:
+ break;
+ }
+
+ RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD,
+ "In SwLedOff,LedAddr:%X LEDPIN=%d\n",
+ ledreg, pled->ledpin);
+ /*Open-drain arrangement for controlling the LED*/
+ if (pcipriv->ledctl.led_opendrain) {
+ u8 ledcfg = rtl_read_byte(rtlpriv, ledreg);
+
+ ledreg &= 0xd0; /* Set to software control.*/
+ rtl_write_byte(rtlpriv, ledreg, (ledcfg | BIT(3)));
+
+ /*Open-drain arrangement*/
+ ledcfg = rtl_read_byte(rtlpriv, REG_MAC_PINMUX_CFG);
+ ledcfg &= 0xFE;/*Set GPIO[8] to input mode*/
+ rtl_write_byte(rtlpriv, REG_MAC_PINMUX_CFG, ledcfg);
+ } else {
+ rtl_write_byte(rtlpriv, ledreg, 0x28);
+ }
+
+ pled->ledon = false;
+}
+
+void rtl8821ae_init_sw_leds(struct ieee80211_hw *hw)
+{
+ struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
+
+ _rtl8821ae_init_led(hw, &pcipriv->ledctl.sw_led0, LED_PIN_LED0);
+ _rtl8821ae_init_led(hw, &pcipriv->ledctl.sw_led1, LED_PIN_LED1);
+}
+
+static void _rtl8821ae_sw_led_control(struct ieee80211_hw *hw,
+ enum led_ctl_mode ledaction)
+{
+ struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
+ struct rtl_led *pLed0 = &pcipriv->ledctl.sw_led0;
+ struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
+
+ switch (ledaction) {
+ case LED_CTL_POWER_ON:
+ case LED_CTL_LINK:
+ case LED_CTL_NO_LINK:
+ if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE)
+ rtl8812ae_sw_led_on(hw, pLed0);
+ else
+ rtl8821ae_sw_led_on(hw, pLed0);
+ break;
+ case LED_CTL_POWER_OFF:
+ if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE)
+ rtl8812ae_sw_led_off(hw, pLed0);
+ else
+ rtl8821ae_sw_led_off(hw, pLed0);
+ break;
+ default:
+ break;
+ }
+}
+
+void rtl8821ae_led_control(struct ieee80211_hw *hw,
+ enum led_ctl_mode ledaction)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
+
+ if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
+ (ledaction == LED_CTL_TX ||
+ ledaction == LED_CTL_RX ||
+ ledaction == LED_CTL_SITE_SURVEY ||
+ ledaction == LED_CTL_LINK ||
+ ledaction == LED_CTL_NO_LINK ||
+ ledaction == LED_CTL_START_TO_LINK ||
+ ledaction == LED_CTL_POWER_ON)) {
+ return;
+ }
+ RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d,\n",
+ ledaction);
+ _rtl8821ae_sw_led_control(hw, ledaction);
+}
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-29 02:25:21 +0300